From f0f13f7467c029a77fc4384dcf1e1dcf33cf20e1 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Fri, 8 Mar 2019 04:23:39 +0100
Subject: build: patch golang against dll injection

---
 Makefile | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index 720c0099..8a93a700 100644
--- a/Makefile
+++ b/Makefile
@@ -4,17 +4,26 @@ WINDRES := x86_64-w64-mingw32-windres
 export CGO_ENABLED := 1
 export GOOS := windows
 export GOARCH := amd64
+REAL_GOROOT := $(shell go env GOROOT)
+export GOROOT := $(PWD)/deps/go
+export PATH := $(GOROOT)/bin:$(PATH)
 
 DEPLOYMENT_HOST ?= winvm
 DEPLOYMENT_PATH ?= Desktop
 
 all: wireguard.exe
 
+deps/.prepared:
+	mkdir -p deps
+	rsync -a --delete --exclude=pkg/obj/go-build "$(REAL_GOROOT)/" "$(GOROOT)/"
+	patch -f -N -r- -d deps/go -p1 < golang-runtime-dll-injection.patch
+	touch "$@"
+
 resources.syso: resources.rc manifest.xml ui/icon/icon.ico
 	$(WINDRES) -i $< -o $@ -O coff
 
 rwildcard=$(foreach d,$(wildcard $1*),$(call rwildcard,$d/,$2) $(filter $(subst *,%,$2),$d))
-wireguard.exe: resources.syso $(call rwildcard,,*.go *.c *.h)
+wireguard.exe: resources.syso $(call rwildcard,,*.go *.c *.h) deps/.prepared
 	go build -ldflags="-H windowsgui -s -w" -v -o $@
 
 deploy: wireguard.exe
@@ -22,6 +31,6 @@ deploy: wireguard.exe
 	scp wireguard.exe $(DEPLOYMENT_HOST):$(DEPLOYMENT_PATH)
 
 clean:
-	rm -rf resources.syso wireguard.exe
+	rm -rf resources.syso wireguard.exe deps
 
 .PHONY: deploy clean all
-- 
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